The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 21, 2010

Filed:

Apr. 25, 2007
Applicants:

Seung-cheol Lee, Suwon-si, KR;

Sang-bong Lee, Suwon-si, KR;

Joon-kyu Moon, Suwon-si, KR;

Inventors:

Seung-Cheol Lee, Suwon-si, KR;

Sang-Bong Lee, Suwon-si, KR;

Joon-Kyu Moon, Suwon-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); G09G 5/02 (2006.01); H04N 11/00 (2006.01); H04N 1/46 (2006.01); G03F 3/08 (2006.01); G06K 9/40 (2006.01); G06K 9/32 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is an image processing apparatus and method for preventing degradation of image quality occurring when a bit-format of an image is converted. When a raw image is converted to an image having specific color resolution, the image to be converted can maintain an image close to the raw image by obtaining errors between pixels of the raw image and the image to be converted and minimizing the errors between the raw image and the image to be converted using an error diffusion scheme.


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